20CrNi2MoH_20CrNi2MoH圓鋼_20CrNi2MoH價(jià)格特種鋼板-優(yōu)特鋼
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★20CrNi2MoH執(zhí)行標(biāo)準(zhǔn):GB/T5216-2004 ★化學(xué)成份:注:具體化學(xué)成分以鋼廠質(zhì)保書為準(zhǔn)。20CrNi2MoH碳C:0.17~0.2320CrNi2MoH硅Si:0.20~0.3520CrNi2MoH錳Mn:0.40~0.7020CrNi2MoH磷P:≤0.03020CrNi2MoH硫S:≤0.03020CrNi2MoH鉻Cr:0.35~0.6520CrNi2MoH鎳Ni:1.60~2.0020CrNi2MoH鉬Mo:0.20~0.3020CrNi2MoH銅Cu:≤0.030 ★20CrNi2MoH用途:用于滲碳齒輪、滲碳軸承等零件上;也可以經(jīng)低溫回火后應(yīng)用于諸如挖掘機(jī)斗齒 、農(nóng)用機(jī)械磨損件等要求耐磨損、耐沖擊的零件上。